package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.Map;

/**
 * @author jingchun
 * @create 2024-04-27 11:39
 */
@Mapper
public interface UserMapper {

    /**
     * 根据openid查询用户
     * @param openid
     * @return
     */
    @Select("select * from user where openid = #{openid}")
    User getByOneId(String openid);


    /**
     * 插入用户
     * @param user
     */
    void insert(User user);

    /**
     * 根据id查询用户
     * @param userId
     * @return
     */
    @Select("select * from user where  id = #{id}")
    User getById(Long userId);


    /**
     *  * 根据动态条件统计用户数量
     *  * @param map
     *  * @return
     *  */
    Integer countByMap(Map map);

}
